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Recognised as Colour

#052566

  • #052566
  • Blue
  • Dark
  • Nearest: Dark slateblue

#052566 is a blue with RGB values 5, 37, 102 and HSL 220°, 91%, 21%. It is a dark colour, so white text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#052566#052566
HEX#052566
RGBrgb(5, 37, 102)
RGB (0–1)0.0196, 0.1451, 0.4
RGB percentages2%, 14.5%, 40%
HSLhsl(220.2, 90.7%, 21%)
HSV / HSBhsv(220.2, 95.1%, 40%)
CMYK95.1%, 63.7%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer337,254
CSS custom property--colour: #052566;

Brightness & contrast

Relative luminance0.02315WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.35:1
Contrast with white14.35:1WCAG normal text: AAA
Contrast with black1.46:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#FADA99

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F68no red cones; affects about 1% of men; ΔE 8.5 from the original
Deuteranopia#002665no green cones; the most common form, about 1% of men; ΔE 1.8 from the original
Tritanopia#003641no blue cones; rare, and affects men and women equally; ΔE 41.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.35:1WCAG large text: AAA
Contrast with black, large text1.46:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.2Midnight blue · ΔE 16.5Rebecca purple · ΔE 30.4Indigo · ΔE 36.3Slate blue · ΔE 37.6Navy · ΔE 38.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#664605
Analogous#055566, #160566
Triadic#660525, #256605
Split complementary#661605, #556605
Tetradic#660555, #664605, #056616

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#417DF6
Lighter +30%#115BF3
Lighter +20%#0A48C7
Lighter +10%#073797
Darker −10%#031335
Darker −20%#000205
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00236B
Less saturated −25%#122A59

Channel breakdown

R5
G37
B102
Red5 (2%)
Green37 (14.5%)
Blue102 (40%)
Hue220.21°
Saturation (HSL)90.65%
Lightness20.98%
Dominant channelBlue
Hex per channelR 05 · G 25 · B 66

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Every value on this page was computed from “hex 052566” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.